Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing our new design.

The broken lines in the FIGURE represent no part of the claimed design. The solid black shading represents contrast in appearance with other adjacent portions of the claimed design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 